The Minnesota Golden Gophers Golden Classic helmet display case comes with a black acrylic base and gold colored risers. It is made of 1/8"-thick acrylic and features a clear acrylic removable lid with engraved team logo. It also comes with a mirrored back. The case is perfect for a collectible helmet. The case is perfect for a collectible helmet. It is officially licensed by the CLC and the University of Minnesota. Inner measurements: 13 3/4" x 10 1/2" x 10 3/4". Outer dimensions: 14 1/2" x 12 1/2" x 12." Memorabilia sold separately.